2080491621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{4987}}^1$

素因数の和:5585

約数の個数: 32

約数和(自身を含む): 3150819840

約数和(自身を除く): 1070328219

約数列:

[1, 3, 13, 19, 39, 57, 247, 563, 741, 1689, 4987, 7319, 10697, 14961, 21957, 32091, 64831, 94753, 139061, 194493, 284259, 417183, 1231789, 2807681, 3695367, 8423043, 36499853, 53345939, 109499559, 160037817, 693497207, 2080491621]

約数ペア:

[(1, 2080491621), (3, 693497207), (13, 160037817), (19, 109499559), (39, 53345939), (57, 36499853), (247, 8423043), (563, 3695367), (741, 2807681), (1689, 1231789), (4987, 417183), (7319, 284259), (10697, 194493), (14961, 139061), (21957, 94753), (32091, 64831)]